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# unistd-safer.m4 serial 2
dnl Copyright (C) 2002 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_UNISTD_SAFER],
[
gl_PREREQ_DUP_SAFER
])
# Prerequisites of lib/dup-safer.c.
AC_DEFUN([gl_PREREQ_DUP_SAFER], [
AC_CHECK_HEADERS_ONCE(fcntl.h unistd.h)
])
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